Tens of thousands of people gathered in Arizona Sunday to honor the life of conservative activist Charlie Kirk .

He was killed on Sept. 10 during an event at Utah Valley University. He had been at the school for the organization he started, Turning Point USA, a nonprofit that advocates on college campuses for conservative causes.

Before Charlie Kirk died, that group had scheduled an event at the University of Minnesota on Monday. In the wake of his death, the American Comeback Tour, put on by Turning Point USA, will continue as planned.

It's expected to be a full house at the U of M, because according to the event page, it's sold out.

The event will now be hosted by conservative commentator and author Michael Knowles. Organizers say it will be a high-energy tribute to Charl

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